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5
RESULTS

Media Type
5
texts
Topics & Subjects
3
Petroleum
2
Petroleum industry and trade
1
Geology
Collection
5
American Libraries
5
University of Pittsburgh Library System
1
GeroAmericano Favorites
Creator
1
ashburner, charles a. (charles albert), 1854-1889
1
carll, john franklin, 1828-1904
Language
5
English
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